Like many another U.S. college campus, Mississippi State University in Starkville has long had its own private parking regulations. The school's uniformed patrolmen, in the manner of state or city cops, ticketed violators, who then paid their fines to university authorities. Not any longer. Thanks to a student-inspired lawsuit that went all the way to a federal district court, the only way that illegal parkers can now be prosecuted is through regularly constituted courts of law.
The challenge to M.S.U.'s ticketing system was raised last spring by 25-year-old Leslie Cohen, a student from Canada who also edited the campus newspaper,...